A: An increased concentration of salt in soil inhibits plant growth, eventually leading to plant death, and high salinity in soil is a major issue facing the agriculture industry. However, there is a subset of plants called halophytes that have adapted to growing in high-saline areas.
By 18 months, your toddler will probably start making many common consonant sounds, such as t, d, n, w, and h. Learning to make these sounds is a watershed event, one that leads to the rapid vocabulary spurt that most children go through at this stage. Don't expect to hear all these sounds in actual words yet.
Talking takes time to develop. Some children are slower at learning to make speech sounds, while other children speak clearly at a young age. Your child may use one sound instead of another, leave out sounds, add extra sounds, or say the sound differently than you might expect as they are learning to talk. The following list shows the age when most children can say different speech sounds: By age 2 â p, b, m, d, h, n. By age 3 â f, g, k, t, w.